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Finding the Third Proportional to 129,473,757 and 277,369,344

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Solution

The third proportional to 129,473,757 and 277,369,344 is: 594,203,449.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,473,757 : 277,369,344 = 277,369,344 : x
  2. Step 2: Convert to fraction form
    129,473,757/277,369,344 = 277,369,344/x
  3. Step 3: Cross multiply
    129,473,757x = 277,369,344 × 277,369,344
  4. Step 4: Simplify right side
    129,473,757x = 76,933,752,990,990,336
  5. Step 5: Solve for x
    x = 76,933,752,990,990,336/129,473,757
  6. Step 6: Final answer
    x = 594,203,449.21

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.